The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Gravenhage. Ridderzaal. Dr. Trenkler. 1906
Gravenhage. Ridderzaal. Dr. Trenkler. Postcard
s Gravenhage De Ridderzaal Dr Trenkler 504
s Gravenhage. Ridderzaal. 1910
Gravenhage. Kanaal. Dr. Trenkler. 1906
Gravenhage. Ridderzaal. Knackstedt and Nather. Serie 576. No. 20
s Gravenhage. Hofvijver. Dr. Trenkler. 1906. Gvh. 100
s Gravenhage. Hertenkamp. Dr. Trenkler. 1906. Gvh. 44
